Rifle sling attaching clamp



FIG. 1 is a front elevational view of a rifle sling attaching clamp, showing my new design, the rear being a mirror image thereof;

FIG. 2 is a side elevational view, the opposite side being a mirror image thereof; and

FIG. 3 is a perspective view thereof. 

The ornamental design for a rifle sling attaching clamp, as shown and described. 